package nl.rivm.screenit.main.web.component.dropdown;

/*-
 * ========================LICENSE_START=================================
 * screenit-web
 * %%
 * Copyright (C) 2012 - 2020 Facilitaire Samenwerking Bevolkingsonderzoek
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * =========================LICENSE_END==================================
 */

import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.IChoiceRenderer;
import org.apache.wicket.markup.html.form.IFormSubmittingComponent;
import org.apache.wicket.model.IModel;

import java.util.ArrayList;
import java.util.List;

public class RequiredScreenitDropdown<T> extends ScreenitDropdown<T>
{

    private List<IFormSubmittingComponent> formSubmittingComponents;

    public RequiredScreenitDropdown(String id, IModel<? extends List<? extends T>> choices, IChoiceRenderer<? super T> renderer, IFormSubmittingComponent formSubmittingComponent)
    {
        super(id, choices, renderer);
        addFormSubmittingComponent(formSubmittingComponent);
    }

    @Override
    public boolean isRequired()
    {
        Form<?> form = findParent(Form.class);
        boolean required = false;
        if (formSubmittingComponents != null && form != null)
        {
            required = formSubmittingComponents.contains(form.getRootForm().findSubmittingButton());
        }
        return required;
    }

    public void addFormSubmittingComponent(IFormSubmittingComponent formSubmittingComponent) {
        if(formSubmittingComponent == null) {
            throw new IllegalArgumentException("formSubmittingComponent == null");
        } else {
            if(this.formSubmittingComponents == null) {
                this.formSubmittingComponents = new ArrayList();
            }

            this.formSubmittingComponents.add(formSubmittingComponent);
        }
    }
}
